diff --git a/flake.nix b/flake.nix
index a38d4555d..9c3d8983a 100644
--- a/flake.nix
+++ b/flake.nix
@@ -534,7 +534,7 @@
           };
         };
 
-        herculesCI.ciSystems = [ "x86_64-linux" ];
+        herculesCI.ciSystems = [ "x86_64-linux" "x86_64-darwin" ];
       };
     };
 }